Colour

#B54240

#B54240
Red
Dark
Nearest: Brown

#B54240 is a red with RGB values 181, 66, 64 and HSL 1°, 48%, 48%. It is a dark colour, so white text on it reaches 5.5:1 contrast (AA for normal text). The nearest named colour is Brown.

Colour values

#B54240#B54240

HEX#B54240

RGBrgb(181, 66, 64)

RGB (0–1)0.7098, 0.2588, 0.251

RGB percentages71%, 25.9%, 25.1%

HSLhsl(1, 47.8%, 48%)

HSV / HSBhsv(1, 64.6%, 71%)

CMYK0%, 63.5%, 64.6%, 29%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer11,878,976

CSS custom property--colour: #B54240;

Brightness & contrast

Relative luminance0.1409WCAG 2.x, 0 is black and 1 is white

Perceived brightness113.2 of 255ITU-R BT.601 weighting

Light or darkDark

Best text colour on this backgroundWhitecontrast 5.5:1

Contrast with white5.5:1WCAG normal text: AA

Contrast with black3.82:1WCAG normal text: Fail

Greyscale equivalent#5A5A5A

Inverted#4ABDBF

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#60593Fno red cones; affects about 1% of men; ΔE 49.6 from the original

Deuteranopia#7D723Dno green cones; the most common form, about 1% of men; ΔE 50.2 from the original

Tritanopia#C62943no blue cones; rare, and affects men and women equally; ΔE 14.7 from the original

Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning

Contrast with white, large text5.5:1WCAG large text: AAA

Contrast with black, large text3.82:1WCAG large text: AA

Named colours

Brown · ΔE 8.7 Indian red · ΔE 10.1 Firebrick · ΔE 15.7 Sienna · ΔE 19.6 Maroon · ΔE 22.3 Dark red · ΔE 22.6

Nearest named CSS colourBrown (#A52A2A)ΔE 8.69, clearly different but related

Hue familyred

CSS keyword usableNo exact keyword

Colour harmonies

base +30°+90°+120°+180°+210°+240°+270°+330°

Complementary#40B3B5

Analogous#B54078, #B57D40

Triadic#40B542, #4240B5

Split complementary#40B57C, #4079B5

Tetradic#79B540, #40B3B5, #7D40B5

Tints, shades & saturation

+40%+30%+20%+10%base -10%-20%-30%-40%

Lighter +40%#EFD2D2

Lighter +30%#E2ADAC

Lighter +20%#D48887

Lighter +10%#C76361

Darker −10%#8F3433

Darker −20%#6A2725

Darker −30%#441918

Darker −40%#1E0B0B

More saturated +25%#D42421

Less saturated −25%#96605F

Channel breakdown

R181

G66

B64

Red181 (71%)

Green66 (25.9%)

Blue64 (25.1%)

Hue1.03°

Saturation (HSL)47.76%

Lightness48.04%

Dominant channelRed

Hex per channelR B5 · G 42 · B 40

Keep nerding

Every link below is a page Nerdulator can generate from what it already knows about this value.

#B54240

Colour values

Brightness & contrast

Colour vision & accessibility

Named colours

Colour harmonies

Tints, shades & saturation

Channel breakdown

Keep nerding

Harmonies

Lighter and darker

Similar named colours

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